| broach(verb, punch, bore, hole, drill) |
| burrow(verb, punch, bore, hole, drill) |
| colorless(adjective, dreary, drab, arid, drudging) |
| commonplace(adjective, dreary, drab, colorless, arid) |
| cumbersome(adjective, dreary, drab, colorless, arid) |
| debilitating(adjective, dreary, drab, colorless, arid) |
| demoralizing(adjective, dreary, drab, colorless, arid) |
| discouraging(adjective, dreary, drab, colorless, arid) |
| drab(adjective, dreary, colorless, arid, drudging) |
| dreary(adjective, drab, colorless, arid, drudging) |
| drill(verb, punch, bore, hole, pierce) |
| dry(adjective, bore, dreary, drab, colorless) |
| dullish(adjective, dreary, drab, colorless, arid) |
| enervating(adjective, dreary, drab, colorless, arid) |
| enfeebling(adjective, dreary, drab, colorless, arid) |
| excavate(verb, punch, bore, hole, drill) |
| gouge(verb, punch, bore, hole, drill) |
| hole(verb, punch, bore, drill, pierce) |
| hollow(verb, punch, bore, hole, drill) |
| inanimate(adjective, dreary, drab, colorless, arid) |